package servlet;

import dao.Dao;
import entidades.Usuario;
import java.io.IOException;
import java.util.List;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author João Pedro
 */
public class ServletLogin extends HttpServlet {
   
    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        String login = request.getParameter("login");
        String senha = request.getParameter("senha");
        if (login.equals("admin") && senha.equals("admin")) {
            //TODO: redireciona para criação de administrador
        }else{
            //TODO: busca no banco
            Usuario u = new Usuario(login, senha);
            //TODO: Confirmar "Validade" do uso deste tipo de método, se não usar busca normal.
            //List<Usuario> list = new Dao<Usuario>(Usuario.class).buscaLogin(login);
            
            //TODO: verificar se login e senha batem 
            //TODO: redirecionar para tela incial
            
            //TODO: verifica se está correto
            //TODO: se correto: cria sessão e redireciona para home
            //TODO: se não cria um parâmetro de erro e redireciona pra tela de login novamente
        }

    } 

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
